/*
 * SPDX-FileCopyrightText: Copyright (c) 2022-2025 NVIDIA CORPORATION & AFFILIATES. All rights
 * reserved. SPDX-License-Identifier: Apache-2.0
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <thrust/count.h>
#include <thrust/extrema.h>
#include <thrust/iterator/zip_iterator.h>
#include <thrust/tuple.h>
#include <utilities/device_utils.cuh>

#include <cub/cub.cuh>

#include "bounds_update_data.cuh"

namespace cuopt::linear_programming::detail {

template <typename f_t>
struct tuple_plus_t {
  __device__ thrust::tuple<f_t, f_t> operator()(thrust::tuple<f_t, f_t> t0,
                                                thrust::tuple<f_t, f_t> t1)
  {
    return thrust::make_tuple(thrust::get<0>(t0) + thrust::get<0>(t1),
                              thrust::get<1>(t0) + thrust::get<1>(t1));
  }
  __device__ thrust::tuple<f_t, f_t, f_t, f_t> operator()(thrust::tuple<f_t, f_t, f_t, f_t> t0,
                                                          thrust::tuple<f_t, f_t, f_t, f_t> t1)
  {
    return thrust::make_tuple(thrust::get<0>(t0) + thrust::get<0>(t1),
                              thrust::get<1>(t0) + thrust::get<1>(t1),
                              thrust::get<2>(t0) + thrust::get<2>(t1),
                              thrust::get<3>(t0) + thrust::get<3>(t1));
  }
};

}  // namespace cuopt::linear_programming::detail
